Overview

• The National Weather Service issued dust-storm and thunderstorm warnings and urged drivers to pull over until conditions improved.
• Visibility dropped to roughly 15 meters in places, with downed trees and traffic-signal outages creating hazardous roads.
• Power losses varied in early tallies, from about 7,200 customers reported by a utility to media estimates near 60,000.
• Phoenix Sky Harbor experienced delays and temporary suspensions, and local reports cited roof damage at a terminal.
• Heavy rain followed the dust wall, flooding smaller roads, and officials say monsoon thunderstorms could continue for several days.